Alert archive / North Carolina / Severe Thunderstorm Warnings in 2011
Severe Thunderstorm Warning 21, NWS Wilmington, NC
NWS Wilmington, NC issued this severe thunderstorm warning at Apr 16, 2011, 7:01 PM EDT for Bladen County, Columbus County, Robeson County, North Carolina. It was in force for 34 min. No storm report in the archive falls inside the area while it was in force.
The area
The outline as issued.
The facts
- Issued
- Apr 16, 2011, 7:01 PM EDT (23:01 UTC)
- Expired
- Apr 16, 2011, 7:35 PM EDT
- In force
- 34 min
- Issued by
- NWS Wilmington, NC
- Area
- Storm-based polygon
Counties Bladen County, NC, Columbus County, NC, Robeson County, NC
The radar
The Wilmington radar (KLTX), 83 km from the middle of the area, began a volume at 23:05 UTC, the scan nearest the moment this went out.
Open the radar archive at this moment
The archived warnings, watches and discussions in force at that minute are drawn over the scan, this one among them.
The watch it was issued in
The SPC watch in force over the same counties when this warning went out.
| Issued | Product | Office | Lasted |
|---|---|---|---|
| Apr 16, 12:02 PM EDT | Tornado Watch | SPC | 11 hr |
The nearest sounding before it
Newport, NC (KMHX), launched 12:00Z, 11.0 hours before the alert went out and 158 km from the middle of its area. This is the routine balloon launch nearest before it, the air the forecaster had in hand, not a measurement taken for the alert.
- Mixed-layer CAPE
- 7 J/kg
- Mixed-layer CIN
- -6 J/kg
- Mixed-layer LCL
- 824 m above ground
- 0-6 km bulk shear
- 47 kt
- 0-1 km storm-relative helicity
- 201 m²/s²
- 0-3 km storm-relative helicity
- 308 m²/s²
- Significant tornado parameter
- 0.0
- Supercell composite
- 0.0
The text
As transmitted, in the capitals the NWS used until 2016.
276
WUUS52 KILM 162301
SVRILM
NCC017-047-155-170000-
/O.NEW.KILM.SV.W.0021.110416T2301Z-110417T0000Z/
BULLETIN - IMMEDIATE BROADCAST REQUESTED
SEVERE THUNDERSTORM WARNING
NATIONAL WEATHER SERVICE WILMINGTON NC
701 PM EDT SAT APR 16 2011
THE NATIONAL WEATHER SERVICE IN WILMINGTON NC HAS ISSUED A
* SEVERE THUNDERSTORM WARNING FOR...
EASTERN ROBESON COUNTY IN SOUTHEAST NORTH CAROLINA
BLADEN COUNTY IN SOUTHEAST NORTH CAROLINA
NORTHERN COLUMBUS COUNTY IN SOUTHEAST NORTH CAROLINA
* UNTIL 800 PM EDT
* AT 700 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR INDICATED A
SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE HAIL...AND
DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS LOCATED NEAR
ABBOTTSBURG...OR 11 MILES NORTH OF WHITEVILLE...AND MOVING
NORTHEAST AT 60 MPH.
* LOCATIONS IN THE WARNING INCLUDE BUT ARE NOT LIMITED TO...
ELIZABETHTOWN...
LAGOON...
AMMON...
MORE DANGEROUS THUNDERSTORMS MAY DEVELOP AND AFFECT OTHER COMMUNITIES
IN THE WARNED AREA.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
SEVERE THUNDERSTORMS PRODUCE DAMAGING WIND IN EXCESS OF 60 MPH...
DESTRUCTIVE HAIL...DEADLY LIGHTNING AND HEAVY RAIN. FOR YOUR
PROTECTION MOVE TO AN INTERIOR ROOM ON THE LOWEST FLOOR OF YOUR HOME
OR BUSINESS.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SATURDAY EVENING
FOR SOUTHEAST NORTH CAROLINA AND NORTHEAST SOUTH CAROLINA.
&&
PLEASE REPORT HAIL...DOWNED TREES OR DAMAGING WINDS TO THE NATIONAL
WEATHER SERVICE IN WILMINGTON NC...TOLL FREE AT 877-633-6772...WHEN
YOU CAN DO SO SAFELY.
LAT...LON 3484 7847 3457 7828 3436 7875 3451 7888
3483 7890 3485 7869 3485 7852 3486 7850
TIME...MOT...LOC 2301Z 233DEG 51KT 3449 7872
$$
152 follow-up statements
856
WWUS52 KILM 162320
SVSILM
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
720 PM EDT SAT APR 16 2011
NCC047-155-162330-
/O.CAN.KILM.SV.W.0021.000000T0000Z-110417T0000Z/
COLUMBUS NC-ROBESON NC-
720 PM EDT SAT APR 16 2011
...THE SEVERE THUNDERSTORM WARNING FOR EAST CENTRAL ROBESON AND NORTH
CENTRAL COLUMBUS COUNTIES IS CANCELED...
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SATURDAY EVENING
FOR SOUTHEAST NORTH CAROLINA AND NORTHEAST SOUTH CAROLINA.
PLEASE REPORT HAIL...DOWNED TREES OR DAMAGING WINDS TO THE NATIONAL
WEATHER SERVICE IN WILMINGTON NC...TOLL FREE AT 877-633-6772...WHEN
YOU CAN DO SO SAFELY.
LAT...LON 3484 7847 3457 7828 3444 7860 3455 7872
3478 7873 3485 7869 3485 7852 3486 7850
TIME...MOT...LOC 2320Z 233DEG 51KT 3465 7846
$$
NCC017-170000-
/O.CON.KILM.SV.W.0021.000000T0000Z-110417T0000Z/
BLADEN NC-
720 PM EDT SAT APR 16 2011
...A SEVERE THUNDERSTORM WARNING REMAINS IN EFFECT UNTIL 800 PM EDT
FOR BLADEN COUNTY...
AT 717 PM EDT...NATIONAL WEATHER SERVICE DOPPLER RADAR CONTINUED TO
INDICATE A SEVERE THUNDERSTORM CAPABLE OF PRODUCING QUARTER SIZE
HAIL...AND DAMAGING WINDS IN EXCESS OF 60 MPH. THIS STORM WAS
LOCATED NEAR WHITE LAKE...OR 6 MILES EAST OF ELIZABETHTOWN...MOVING
NORTHEAST AT 60 MPH.
THE SEVERE THUNDERSTORM WILL OTHERWISE REMAIN OVER MAINLY RURAL AREAS
OF THE INDICATED COUNTY.
PRECAUTIONARY/PREPAREDNESS ACTIONS...
A TORNADO WATCH REMAINS IN EFFECT FOR THE WARNED AREA. IF A TORNADO
IS SPOTTED... ACT QUICKLY AND MOVE TO A PLACE OF SAFETY IN A STURDY
STRUCTURE...SUCH AS A SMALL INTERIOR ROOM.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SATURDAY EVENING
FOR SOUTHEAST NORTH CAROLINA AND NORTHEAST SOUTH CAROLINA.
&&
PLEASE REPORT HAIL...DOWNED TREES OR DAMAGING WINDS TO THE NATIONAL
WEATHER SERVICE IN WILMINGTON NC...TOLL FREE AT 877-633-6772...WHEN
YOU CAN DO SO SAFELY.
LAT...LON 3484 7847 3457 7828 3444 7860 3455 7872
3478 7873 3485 7869 3485 7852 3486 7850
TIME...MOT...LOC 2320Z 233DEG 51KT 3465 7846
$$
15375
WWUS52 KILM 162335
SVSILM
SEVERE WEATHER STATEMENT
NATIONAL WEATHER SERVICE WILMINGTON NC
735 PM EDT SAT APR 16 2011
NCC017-162345-
/O.CAN.KILM.SV.W.0021.000000T0000Z-110417T0000Z/
BLADEN NC-
735 PM EDT SAT APR 16 2011
...THE SEVERE THUNDERSTORM WARNING FOR BLADEN COUNTY IS CANCELED...
AT 734 PM EDT...THE SEVERE THUNDERSTORM THAT PROMPTED THE WARNING HAS
WEAKENED...THUS THE WARNING HAS BEEN CANCELED.
A TORNADO WATCH REMAINS IN EFFECT UNTIL 900 PM EDT SATURDAY EVENING
FOR SOUTHEAST NORTH CAROLINA AND NORTHEAST SOUTH CAROLINA.
PLEASE REPORT HAIL...DOWNED TREES OR DAMAGING WINDS TO THE NATIONAL
WEATHER SERVICE IN WILMINGTON NC...TOLL FREE AT 877-633-6772...WHEN
YOU CAN DO SO SAFELY.
LAT...LON 3484 7847 3457 7828 3444 7860 3455 7872
3478 7873 3485 7869 3485 7852 3486 7850
TIME...MOT...LOC 2335Z 233DEG 51KT 3478 7825
$$
15The office that day
Everything else NWS Wilmington, NC issued on the same UTC day.
| Issued | Product | Office | Counties | Lasted |
|---|---|---|---|---|
| Apr 16, 12:07 PM EDT | Tornado Warning | ILM | Columbus, Robeson | 37 min |
| Apr 16, 3:15 PM EDT | Severe Thunderstorm Warning | ILM | Bladen, Robeson | 70 min |
| Apr 16, 3:27 PM EDT | Tornado Warning | ILM | Bladen, Robeson | 48 min |
| Apr 16, 4:17 PM EDT | Tornado Warning | ILM | Bladen, Columbus, Robeson | 58 min |
| Apr 16, 4:53 PM EDT | Tornado Warning | ILM | Bladen, Columbus, Robeson | 45 min |
| Apr 16, 5:03 PM EDT | Tornado Warning | ILM | Bladen, Columbus, Robeson | 57 min |
| Apr 16, 5:42 PM EDT | Tornado Warning | ILM | Bladen, Columbus, Pender | 29 min |
| Apr 16, 5:48 PM EDT | Severe Thunderstorm Warning | ILM | Brunswick, Columbus | 42 min |
| Apr 16, 6:26 PM EDT | Severe Thunderstorm Warning | ILM | Bladen, Brunswick, Columbus, Pender | 39 min |
| Apr 16, 6:34 PM EDT | Severe Thunderstorm Warning | ILM | Bladen | 11 min |
| Apr 16, 7:13 PM EDT | Tornado Warning | ILM | Brunswick, New Hanover, Pender | 32 min |
| Apr 16, 7:43 PM EDT | Tornado Warning | ILM | Pender | 17 min |
Nearby
Severe Thunderstorm Warnings in North Carolina, 2011Every severe thunderstorm warning in 2011
Sources
The product and its follow-ups from the Iowa Environmental Mesonet's archive of National Weather Service and Storm Prediction Center text; the sounding from the Mesonet's radiosonde archive; radar from the NEXRAD Level II archive.